from haystack import indexes

from .models import SKU

class SKUIndex(indexes.SearchIndex,indexes.Indexable):

    text = indexes.CharField(document=True,use_template=True)
    def get_model(self):
        # 返回要建立索引的模型类
        return SKU

    def index_queryset(self, using=None):
        # 返回要建立索引的数据查询集
        return self.get_model().objects.filter(is_launched=True)